The release of a gas from a chemical reaction is very quick. a scientist wants to measure what is released, but in small increments. what would allow the scientist to change the rate of the reaction so the results could be measured?

an enzyme
an inhibitor
a depressant
an accelerator

Astudent is trying to create a table that compares hypotheses, theories, and laws. hypothesis theory law do scientific researchers formulate it? yes yes yes does it explain why things happen? yes yes no yes yes yes is it used to make predictions? no yes yes which of the following questions would most likely fill the blank in the table? is it an intelligent guess? is it newly formulated? is it based on observations? has it been proved?